* { box-sizing: border-box; }

body {
  margin: 0 auto;
  max-width: 42rem;
  padding: 3rem 1.25rem;
  font-family: -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #222;
  background: #fff;
}

a { color: #1a6cd4; text-decoration: none; }
a:hover { text-decoration: underline; }

h1 { margin-top: 0; font-size: 2rem; }

header h1 a { color: #222; }
.tagline { color: #666; }

.posts p { margin: 0.35rem 0; }
.date { color: #999; font-variant-numeric: tabular-nums; }
.posts .date { margin-right: 1rem; }

article p { margin: 1rem 0; }

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid #eee;
  color: #999;
  font-size: 0.9rem;
}
footer a { color: #666; }

.nav.back { margin-top: 3rem; }

@media (max-width: 480px) {
  .posts .date { display: block; }
}